Takao Hirasa
Papers
2
Total Citations
10
H-Index
2
About
Takao Hirasa has made foundational contributions to the control of mechanical vibrations in industrial motor drive systems and robotic manipulators, with a particular focus on torsional and flexible transmission elements. His most cited work, "Vibration Suppression and Pole Assignment of Two-Mass System by State Feedback Control" (1993, 8 citations), addresses a critical challenge in industrial plants and robots: the torsional vibration caused by elastic torque transmission. By applying state feedback control and pole assignment techniques, Hirasa provided a systematic method to suppress these oscillations, enabling faster and more stable speed responses—a key requirement for preventing mechanical damage and improving precision. He further extended this research to robotic systems in "Dynamic model and vibration control of a robot arm with flexible timing belts" (2003, 2 citations), where he modeled the complex dynamics introduced by belt flexibility and developed targeted vibration control strategies. This work is particularly relevant for lightweight, cost-effective robot designs that rely on timing belts rather than rigid drives. Though his citation counts are modest, Hirasa’s research addresses a persistent, real-world engineering problem, offering practical solutions that have informed subsequent work in motion control and mechatronics. His contributions remain valuable for engineers developing high-performance, vibration-free industrial automation and robotic systems.
Research Focus
Key Achievements
Top Papers
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- 2